Year

Quarter Ended

Ended

Quarter Ended

Dec. 31,

Mar. 31,

Jun. 30,

Sept. 30,

Sept. 30,

Dec. 31,

Mar. 31,

2009

2010

2010

2010

2010

2010

2011

Revenue

$

203,320

$

204,386

$

211,527

$

212,516

$

831,749

$

214,114

$

227,116

Cost of revenue

151,145

153,835

154,514

151,422

610,916

158,155

164,050

Gross profit

52,175

50,551

57,013

61,094

220,833

55,959

63,066

Selling, general and administrative expenses

27,429

28,787

31,658

30,904

118,778

28,667

33,572

Legal and settlement expense (recovery)

686

(6,037

)

—

—

(5,351

)

—

—

Income from operations

24,060

27,801

25,355

30,190

107,406

27,292

29,494

Interest and other income, net

99

186

442

189

916

491

919

Income before income taxes

24,159

27,987

25,797

30,379

108,322

27,783

30,413

Provision for income taxes

9,559

9,996

9,672

9,698

38,925

10,196

11,375

Income from continuing operations

14,600

17,991

16,125

20,681

69,397

17,587

19,038

Discontinued operations, net of income taxes:

Income (loss) from discontinued operations

(1,972

)

752

1,200

1,060

1,040

—

(265

)

Loss on disposal

—

—

—

(28

)

(28

)

(105

)

(554

)

Income from discontinued operations

(1,972

)

752

1,200

1,032

1,012

(105

)

(819

)

Net income

$

12,628

$

18,743

$

17,325

$

21,713

$

70,409

$

17,482

$

18,219

Basic earnings (loss) per share:

Income from continuing operations

$

0.41

$

0.52

$

0.46

$

0.60

$

1.99

$

0.51

$

0.55

Income (loss) from discontinued operations

(0.05

)

0.02

0.04

0.03

0.03

—

(0.02

)

Basic earnings per share

$

0.36

$

0.54

$

0.50

$

0.63

$

2.02

$

0.51

$

0.53

Diluted earnings (loss) per share:

Income from continuing operations

$

0.40

$

0.50

$

0.45

$

0.58

$

1.93

$

0.50

$

0.54

Income (loss) from discontinued operations

(0.05

)

0.02

0.03

0.03

0.03

(0.01

)

(0.03

)

Diluted earnings per share

$

0.35

$

0.52

$

0.48

$

0.61

$

1.96

$

0.49

$

0.51

Dividends per share

$

0.06

$

0.06

$

0.06

$

0.06

$

0.24

$

0.06

$

0.08

Weighted average shares outstanding:

Basic

35,191

34,817

34,847

34,455

34,827

34,361

34,422

Diluted

36,078

35,960

36,008

35,614

35,930

35,420

35,574